value	unc_up	unc_lo	author	ref	method
0.135	0.0300	0.0300	Tedesco	2002AJ....123.1056T	STM
0.161	0.0220	0.0220	Masiero	2012ApJ...759L...8M	NEATM
0.218	0.0199	0.0199	Masiero	2011ApJ...741...68M	NEATM
0.220	0.1200	0.1200	Masiero	2014ApJ...791..121M	NEATM